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CVE-2026-85102

9.8 · CRITICALActively Exploited

Improper certificate trust validation during VPN negotiation in Check Point Quantum Security Gateway may allow an unauthenticated remote attacker to execute arbitrary code on the Gateway.

Published Sep 9, 2026checkpointCWE-295EPSS 54.14%

Overview

CVE-2026-85102 is a critical-severity vulnerability affecting checkpoint gaia_embedded. It was published on September 9, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Improper certificate trust validation during VPN negotiation in Check Point Quantum Security Gateway may allow an unauthenticated remote attacker to execute arbitrary code on the Gateway.

Remediation

Check the references section for vendor advisories and patches from checkpoint. Update gaia_embedded to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
checkpointgaia_embedded>= r81.10.00, < r81.10.17Affected

References

Refsupport.checkpoint.com/results/sk/sk1000117Refblog.checkpoint.com/security/security-advisory-action-required-active-exploitation-of-cve-2026-85102-and-a-management-pre-authentication-vulnerability-cve-2026-93616/CISAwww.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-85102

How CyberStrike helps

Frequently asked questions

What is CVE-2026-85102?

CVE-2026-85102 is a critical-severity vulnerability affecting checkpoint gaia_embedded. It was published on September 9, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2026-85102?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-85102?

Check the references section for vendor advisories and patches from checkpoint. Update gaia_embedded to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-85102?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-85102 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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